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authorYongqiang Sun <yongqiang.sun@amd.com>2017-04-06 16:21:58 -0400
committerAlex Deucher <alexander.deucher@amd.com>2017-09-26 17:23:25 -0400
commit313bf4ff0180107b687dbd10dde8fd021247cd37 (patch)
treed7659f2bbd17a713b6b055ba42de10e42a50f8ae /drivers/gpu
parent8b32076c27227cf5bed0c925c7a1a9680748424a (diff)
downloadlinux-313bf4ff0180107b687dbd10dde8fd021247cd37.tar.bz2
drm/amd/display: Add same check as reset pipes for programing backend regs.
Signed-off-by: Yongqiang Sun <yongqiang.sun@amd.com> Acked-by: Harry Wentland <Harry.Wentland@amd.com> Reviewed-by: Tony Cheng <Tony.Cheng@amd.com> Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
Diffstat (limited to 'drivers/gpu')
-rw-r--r--drivers/gpu/drm/amd/display/dc/dce110/dce110_hw_sequencer.c4
1 files changed, 4 insertions, 0 deletions
diff --git a/drivers/gpu/drm/amd/display/dc/dce110/dce110_hw_sequencer.c b/drivers/gpu/drm/amd/display/dc/dce110/dce110_hw_sequencer.c
index 839c34409c63..7430be502efd 100644
--- a/drivers/gpu/drm/amd/display/dc/dce110/dce110_hw_sequencer.c
+++ b/drivers/gpu/drm/amd/display/dc/dce110/dce110_hw_sequencer.c
@@ -1689,6 +1689,10 @@ enum dc_status dce110_apply_ctx_to_hw(
if (pipe_ctx->stream == pipe_ctx_old->stream)
continue;
+ if (pipe_ctx->stream && pipe_ctx_old->stream
+ && !pipe_need_reprogram(pipe_ctx_old, pipe_ctx))
+ continue;
+
if (pipe_ctx->top_pipe)
continue;